Overview
overview
7Static
static
3ByMeVPN_1....up.exe
windows10-2004-x64
7ByMeVPN_1....up.exe
windows11-ltsc_2024-x64
7$PLUGINSDI...dl.dll
windows10-2004-x64
3$PLUGINSDI...dl.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...nu.dll
windows10-2004-x64
3$PLUGINSDI...nu.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...ls.dll
windows10-2004-x64
3$PLUGINSDI...ls.dll
windows11-ltsc_2024-x64
3bymevpn.exe
windows10-2004-x64
6bymevpn.exe
windows11-ltsc_2024-x64
6vendor/run...un.dll
windows10-2004-x64
1vendor/run...un.dll
windows11-ltsc_2024-x64
1vendor/run...ay.exe
windows10-2004-x64
1Analysis
- max time kernel
150s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
07/11/2026, 11:50
Static task
static1
Behavioral task
behavioral1
Sample
ByMeVPN_1.2.3_x64-setup.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
Behavioral task
behavioral2
Sample
ByMeVPN_1.2.3_x64-setup.exe
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
Behavioral task
behavioral3
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win10v2004-20260911-en
windows10-2004-x64
Behavioral task
behavioral4
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
Behavioral task
behavioral5
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win10v2004-20260911-en
windows10-2004-x64
Behavioral task
behavioral6
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
Behavioral task
behavioral7
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20260911-en
windows10-2004-x64
Behavioral task
behavioral8
Sample
$PLUGINSDIR/System.dll
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
Behavioral task
behavioral9
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20260911-en
windows10-2004-x64
Behavioral task
behavioral10
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
Behavioral task
behavioral11
Sample
$PLUGINSDIR/nsis_tauri_utils.dll
Resource
win10v2004-20260911-en
windows10-2004-x64
Behavioral task
behavioral12
Sample
$PLUGINSDIR/nsis_tauri_utils.dll
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
Behavioral task
behavioral13
Sample
bymevpn.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
Behavioral task
behavioral14
Sample
bymevpn.exe
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
Behavioral task
behavioral15
Sample
vendor/runtime/windows-x64/wintun.dll
Resource
win10v2004-20260911-en
windows10-2004-x64
Behavioral task
behavioral16
Sample
vendor/runtime/windows-x64/wintun.dll
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
Behavioral task
behavioral17
Sample
vendor/runtime/windows-x64/xray.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
General
- Target ByMeVPN_1.2.3_x64-setup.exe
- Size 15.1MB
- Sample261107-nzqv8axt9p
- SHA256 030886954db95a533672782bba9739512ffdb9b4ddfc9f94cea49e886b73a89e
- MD5 d9a1645a0ae1da090110842715a146a5
- SHA1 cb6f57a83b63a2281a2a5402369c28ec895fa139
- SHA512 e38a1868351c712664d35062f60fc7db74ad661ee0a66b77d3bccfdae430a1e7a33698a636cee2abe148d6b13f7d2e2baeb4bc4d265df4e042b25da9bb4acd14
- SSDEEP 393216:M8ckA1e/6JWFCuFpivG5R+eZf9iAnSVUfty9SCr4le107r:M8NA1g6JWFlFkmqAnSCm0Y10/
- TLSH T164F633A3660CC35DE33DD137292D4D5787CBB503623DB0A61AB9222B78069F47AB5263
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Loads dropped DLL 5 IoCs
pid Process 1664 ByMeVPN_1.2.3_x64-setup.exe 1664 ByMeVPN_1.2.3_x64-setup.exe 1664 ByMeVPN_1.2.3_x64-setup.exe 1664 ByMeVPN_1.2.3_x64-setup.exe 1664 ByMeVPN_1.2.3_x64-setup.exe - Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Drops file in Program Files directory 17 IoCs
description ioc Process File created C:\Program Files\ByMeVPN\vendor\runtime\windows-x64\LICENSE-Wintun ByMeVPN_1.2.3_x64-setup.exe File opened for modification C:\Program Files\ByMeVPN\vendor\runtime\windows-x64\LICENSE-Wintun ByMeVPN_1.2.3_x64-setup.exe File opened for modification C:\Program Files\ByMeVPN\vendor\runtime\windows-x64\geosite.dat ByMeVPN_1.2.3_x64-setup.exe File created C:\Program Files\ByMeVPN\vendor\runtime\windows-x64\wintun.dll ByMeVPN_1.2.3_x64-setup.exe File opened for modification C:\Program Files\ByMeVPN\vendor\runtime\windows-x64\wintun.dll ByMeVPN_1.2.3_x64-setup.exe File opened for modification C:\Program Files\ByMeVPN\bymevpn.exe ByMeVPN_1.2.3_x64-setup.exe File created C:\Program Files\ByMeVPN\vendor\runtime\windows-x64\LICENSE ByMeVPN_1.2.3_x64-setup.exe File opened for modification C:\Program Files\ByMeVPN\vendor\runtime\windows-x64\LICENSE ByMeVPN_1.2.3_x64-setup.exe File opened for modification C:\Program Files\ByMeVPN\vendor\runtime\windows-x64\WINTUN-LICENSE.txt ByMeVPN_1.2.3_x64-setup.exe File opened for modification C:\Program Files\ByMeVPN\vendor\runtime\windows-x64\geoip.dat ByMeVPN_1.2.3_x64-setup.exe File created C:\Program Files\ByMeVPN\vendor\runtime\windows-x64\WINTUN-LICENSE.txt ByMeVPN_1.2.3_x64-setup.exe File created C:\Program Files\ByMeVPN\vendor\runtime\windows-x64\geoip.dat ByMeVPN_1.2.3_x64-setup.exe File created C:\Program Files\ByMeVPN\uninstall.exe ByMeVPN_1.2.3_x64-setup.exe File created C:\Program Files\ByMeVPN\vendor\runtime\windows-x64\geosite.dat ByMeVPN_1.2.3_x64-setup.exe File created C:\Program Files\ByMeVPN\vendor\runtime\windows-x64\xray.exe ByMeVPN_1.2.3_x64-setup.exe File opened for modification C:\Program Files\ByMeVPN\vendor\runtime\windows-x64\xray.exe ByMeVPN_1.2.3_x64-setup.exe File created C:\Program Files\ByMeVPN\bymevpn.exe ByMeVPN_1.2.3_x64-setup.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ByMeVPN_1.2.3_x64-setup.exe - Modifies registry class 11 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\bymevpn\shell\open\command ByMeVPN_1.2.3_x64-setup.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\bymevpn ByMeVPN_1.2.3_x64-setup.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\bymevpn\shell\open ByMeVPN_1.2.3_x64-setup.exe Key created \REGISTRY\MACHINE\Software\Classes\bymevpn ByMeVPN_1.2.3_x64-setup.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\bymevpn\shell ByMeVPN_1.2.3_x64-setup.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\bymevpn\shell\open\command ByMeVPN_1.2.3_x64-setup.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\bymevpn\shell\open\command\ = "\"C:\\Program Files\\ByMeVPN\\bymevpn.exe\" \"%1\"" ByMeVPN_1.2.3_x64-setup.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\bymevpn\URL Protocol ByMeVPN_1.2.3_x64-setup.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\bymevpn\ = "URL:space.parahin.bymevpn.desktop protocol" ByMeVPN_1.2.3_x64-setup.exe Key created \REGISTRY\MACHINE\Software\Classes\bymevpn\DefaultIcon ByMeVPN_1.2.3_x64-setup.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\bymevpn\DefaultIcon\ = "\"C:\\Program Files\\ByMeVPN\\bymevpn.exe\",0" ByMeVPN_1.2.3_x64-setup.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1664 ByMeVPN_1.2.3_x64-setup.exe 1664 ByMeVPN_1.2.3_x64-setup.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\ByMeVPN_1.2.3_x64-setup.exe"C:\Users\Admin\AppData\Local\Temp\ByMeVPN_1.2.3_x64-setup.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
PID:1664
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Program Files\ByMeVPN\bymevpn.exe
- Size 8.5MB
- SHA256 ff80d857a3cdf07e88edc36e919091207b769c1503c3e5a7af7bc1b9cf1cdd3f
- MD5 be3ae658b82ee290aa17afc1be4e7067
- SHA1 bdbd423791b245ecce770747f2d605182999f91d
- SHA512 33012bf67539e72d2455a1f9946dee866d6c622b946e402a21b0712434f77bf4fa7b2b893abf832b332b171da7548f786a3b5650ee2b993515a7bed20994e195
- SSDEEP 98304:OiQjPn0NRdOP87f2FDNrImEmnY8qAz8yZLqqSOI8s8IO+a3PBGpgPcaWmGR/o72Z:OM8P1ln1Ua3PBYaW1R/+d96YZNY
- TLSH T175967B43F26290F8C52AC075D74A6632FA327C4A0B3479EB5BE44B253E65FD0673EA14
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\ByMeVPN\vendor\runtime\windows-x64\WINTUN-LICENSE.txt
- Size 5KB
- SHA256 183adac21e7d96c508c8fd34d394b7b6708bc81564ad1bad61ab66143a008cd2
- MD5 95b8440eb9cd85658a460096a0b71388
- SHA1 4f1a6ca95b36e8d8d007bfb67279e44b4be9b71c
- SHA512 104553ad2192596a10afc61640f17e92502b382b170057d648f8496ae95f8dfa62dcaa825319b8b5efef5202c07272c8d59483ad8e5af16f0472ad1e385c8f53
- SSDEEP 96:2e07cvMsHG9BZkNx60FPjbpyXNHdZRb3mpAdd7AcgOvdKpVpPqNp2pPU4/746:VkcksH6aNx6uj9yXNHdr3mpAdxg61p23
- TLSH T145B1E7997B4A13B225B083BD677234C1E32F813936BE6585324C814D3F75E3581F96EA
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\nsj40E9.tmp\System.dll
- Size 12KB
- SHA256 afe032f942e2ed0bf7494ec08ba813f5739fb522c640bde81d30ecaf9f894432
- MD5 564e01f2c6edfb8475573e1b809cb5eb
- SHA1 5d767e8f685449d86cd8d16c83a814ef8f7d6264
- SHA512 67486f8e996b29688cfb5a57ae4a7604fa0892ba0eeccdd55f514ca4bd9b79a6fe42bfab4fc85156c2258ae66539bdd9bb36a8b5f7f944f3007c2421f244c95c
- SSDEEP 192:rjHcQ0qWTlt7wi5Aj/lM0sEWD/wtYbBjpNQybC7y+XZ80QPi:X/Qlt7wiij/lMRv/9V4b8r
- TLSH T1FD426C1297B089F2F551493419667F2A6FBEAC5D27F405A3CFE304C63D212DB9879243
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\nsj40E9.tmp\modern-wizard.bmp
- Size 25KB
- SHA256 3ad2dc318056d0a2024af1804ea741146cfc18cc404649a44610cbf8b2056cf2
- MD5 cbe40fd2b1ec96daedc65da172d90022
- SHA1 366c216220aa4329dff6c485fd0e9b0f4f0a7944
- SHA512 62990cb16e37b6b4eff6ab03571c3a82dcaa21a1d393c3cb01d81f62287777fb0b4b27f8852b5fa71bc975feab5baa486d33f2c58660210e115de7e2bd34ea63
- SSDEEP 24:Qwika6aSaaDaVYoG6abuJsnZs5GhI11BayNXPcDrSsUWcSphsWwlEWqCl6aHAX2x:Qoi47a5G8SddzKFIcsOz3Xz
- TLSH T139C29757DE6B6EA4BE0804EF1A0694931C71FE211AB0CD0561D2B767B4FC93B19A0B3C
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\nsj40E9.tmp\nsDialogs.dll
- Size 9KB
- SHA256 9c76f4d53ceee2a471c936e0899688405e1009ce962d140e9acb49ed68d114cb
- MD5 79c27de4d1c6d295fefaa70f608f1c67
- SHA1 feba90c93db3fedd450a81eb2603f793332d1a83
- SHA512 fbd79f3946032821584ea2fa4b559ac5809ab45fdc9107eb47c9ff3fa3229d7748a7b2ed588709e59cce16a4f8e58ed98b46cb061acf1080e78434d184f51ec7
- SSDEEP 96:oQEv02zUu56FcS817eTaXx85qHFcUcxSgB5PKtAtoniJninnt3DVEB3YbNqkzfFc:oQEvCu5e81785qHFcU0PuAw0uyBIFc
- TLSH T1E612E892A2A454B3C5D6523B35AA2F2DCBBD5329B0927C01C7738E4D39395766E38343
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\nsj40E9.tmp\nsis_tauri_utils.dll
- Size 33KB
- SHA256 5ba143b5db4a87d32d6e7802e033330aae56cbceabe0d1e3ba41948385ad4709
- MD5 948eaa3cb78c2dcdd9eb1ab120ae0f65
- SHA1 75197fee3c6a814fe035788d1c34ead39349b860
- SHA512 f7c511e8c73ef6ee9b72c88cd73b2d454a6ffc12144118df2276ea3f5c34175df0d9d15a435035575ca2b171789fe348d7a9028b702b47dda749ee17e03ae7c1
- SSDEEP 768:K/wOD4gzTVpAVk2h5Rsekk55aCukBFKpnp0jdhK7W+qVG:8wODZzTrAV5Oevq4DtXHVG
- TLSH T188F24A48FDC57EBAE2CF05710809467E4A6FC8081700C96BE3722EA3D5A67329ED525F
- MD5 SHA1 SHA512 SSDEEP TLSH